Backend Engineer

Backend Engineer Freelance (Part-time / Full-time) | Remote

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About the Role

Backend Engineer

Responsibilities

• Build and maintain API connectors for third-party tools
  
• Design modular backend architecture for plug-and-play integrations
  
• Implement scalable orchestration layers (using Zapier, n8n, or custom-built solutions)
  
• Manage authentication flows (OAuth2, API keys, tokens, etc.)
  
• Handle queues, retries, and webhook-based triggers (Celery, Redis, etc.)
  
• Ensure backend systems are secure, scalable, and reliable
  

Requirements

• Minimum 3 years of experience in backend development (

  Python preferred; Node.js acceptable

  )
• Strong expertise in REST APIs, webhooks, and third-party integrations
  
• Experience with

  Celery, Redis, or other task queues

• Solid understanding of

  microservices and modular architecture

• Exposure to workflow engines (n8n, Temporal, Airflow) or

  Business Process Management (BPM) tools

shwetha.r@valenta.io
recruitment@valenta.io